import java.util.Scanner;
public class GuessNumber {
    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        String again;
        do{
            int answer = (int) (Math.random() * 100 + 1);
            int chances = 7;
            while (chances > 0){
                System.out.println("请猜一个1-100之间的整数（含1和100）" +
                        "你还有" + chances + "次机会：");
                int guess;
                try {
                    guess = scan.nextInt();
                }catch (Exception e){
                    System.out.println("请输入合法数字！");
                    scan.next();
                    continue;
                }
                if (guess > answer) {
                    System.out.println("大了!");
                } else if (guess < answer) {
                    System.out.println("小了!");
                } else {
                    System.out.println("恭喜你！猜对了");
                    break;
                }
                chances = chances - 1;
            }
            if (chances <= 0){
                System.out.println("你没有机会啦！");
            }

            System.out.println("再玩一次吗？（y/n）");
            again = scan.next();
        }
        while (again.equalsIgnoreCase("y"));
    }
}